Finding the Fourth Proportional to 2,864,478.93, 3,952,902.02 and 1,575,319.18
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Solution
The fourth proportional to 2,864,478.93, 3,952,902.02 and 1,575,319.18 is: 2,173,897.07
Step by Step Solution
- Step 1: Write the proportion equation
2,864,478.93 : 3,952,902.02 = 1,575,319.18 : x - Step 2: Convert to fraction form
2,864,478.93/3,952,902.02 = 1,575,319.18/x - Step 3: Cross multiply
2,864,478.93x = 3,952,902.02 × 1,575,319.18 - Step 4: Simplify right side
2,864,478.93x = 6,227,082,358,884.49 - Step 5: Solve for x
x = 6,227,082,358,884.49/2,864,478.93 - Step 6: Final answer
x = 2,173,897.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.